2025 tropical cyclone season · Southern Hemisphere
Cyclone Chido Chido · SH042025
Cyclone Chido was tracked in the Southern Hemisphere from 2024-12-05 to 2024-12-17 (12 days), peaking at 134 kt (H4) with a minimum pressure of 929 hPa. 130 archived forecasts from ECMWF, ECMWF ENS, GFS, GEFS are verified against its best track; at 48 hours the closest was GFS, 77 km off on average.
- ATCF ID
- SH042025
- Basin
- Southern Hemisphere
- Tracked
- 2024-12-05 → 2024-12-17 (12 days)
- Peak wind
- 134 kt · 69 m/s · H4
- Minimum pressure
- 929 hPa
- Archived forecasts
- 130
- Sources
- ECMWF · ECMWF ENS · GFS · GEFS
Forecast track error (km)
| Source | 24 h | 48 h | 72 h | 120 h |
|---|---|---|---|---|
| ECMWF | 40 (20) | 90 (16) | 169 (12) | 242 (2) |
| ECMWF ENS | 36 (20) | 105 (16) | 228 (12) | 352 (4) |
| GFS | 50 (20) | 77 (16) | 90 (12) | 206 (4) |
| GEFS | 56 (20) | 97 (16) | 133 (12) | 262 (4) |
Mean great-circle distance to the best track at each lead time, counted while the system was a tropical or subtropical cyclone; the number of cases is in brackets.
Best track
Six-hourly positions of the US best track (JTWC / NHC, one-minute winds); grades on the Saffir–Simpson scale.
| Time (UTC) | Position | Wind (kt) | Pressure (hPa) | Grade |
|---|---|---|---|---|
| 2024-12-09 18Z | 11.0°S 62.4°E | 39 | 1000 | TS |
| 2024-12-10 00Z | 11.0°S 61.8°E | 45 | 997 | TS |
| 2024-12-10 06Z | 10.6°S 60.8°E | 51 | 994 | TS |
| 2024-12-10 12Z | 10.7°S 60.2°E | 60 | 988 | TS |
| 2024-12-10 18Z | 10.6°S 59.6°E | 60 | 988 | TS |
| 2024-12-11 00Z | 10.5°S 59.1°E | 60 | 988 | TS |
| 2024-12-11 06Z | 10.5°S 58.4°E | 74 | 981 | H1 |
| 2024-12-11 12Z | 10.5°S 57.5°E | 93 | 967 | H2 |
| 2024-12-11 18Z | 10.4°S 56.7°E | 119 | 945 | H4 |
| 2024-12-12 00Z | 10.6°S 55.6°E | 124 | 938 | H4 |
| 2024-12-12 06Z | 10.6°S 54.5°E | 134 | 929 | H4 |
| 2024-12-12 12Z | 10.9°S 53.5°E | 134 | 931 | H4 |
| 2024-12-12 18Z | 10.9°S 52.2°E | 124 | 939 | H4 |
| 2024-12-13 00Z | 11.1°S 51.0°E | 115 | 949 | H4 |
| 2024-12-13 06Z | 11.1°S 49.9°E | 105 | 960 | H3 |
| 2024-12-13 12Z | 11.6°S 48.8°E | 105 | 955 | H3 |
| 2024-12-13 18Z | 11.9°S 47.6°E | 89 | 969 | H2 |
| 2024-12-14 00Z | 12.1°S 46.7°E | 115 | 947 | H4 |
| 2024-12-14 06Z | 12.6°S 45.4°E | 115 | 952 | H4 |
| 2024-12-14 12Z | 13.1°S 44.1°E | 119 | 945 | H4 |
| 2024-12-14 18Z | 13.2°S 42.8°E | 115 | 948 | H4 |
| 2024-12-15 00Z | 13.3°S 41.4°E | 115 | 950 | H4 |
| 2024-12-15 06Z | 13.3°S 40.2°E | 99 | 966 | H3 |
| 2024-12-15 12Z | 13.9°S 38.7°E | 60 | 989 | TS |